Solving a system of equations – Sharp EL-9900 User Manual
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Advanced Keyboard/ALGEBRA USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
Solving a system of linear equations using the tool feature
1.
Press 2ndF TOOL to access the tool menu.
2.
Press B (SYSTEM) 2 (2) to view the entry screen for solving a
linear-system of equations. Systems up to six variables and six equations
can be solved.
3.
To enter the system of equations:
5x + y = 1
-3x + y = -5
Press 5 ENTER 1 ENTER 1 ENTER (–)
3 ENTER 1
ENTER (–)
5 ENTER .
4.
Press 2ndF EXE to solve the system.
SOLVING A SYSTEM OF EQUATIONS